Tonga earthquakes

M4.5 earthquake 96 km SSE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 96 km SSE of Hihifo, Tonga on Thu, Jan 24, 2019, 11:01 PM GMT+14 (09:01 UTC), 72 km (45 mi) below the surface.

A larger quake followed: M5.3 79 km SSE of Hihifo, Tonga. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.5 (mb), light
Local time
UTC
2019-01-24 09:01:59 UTC
Depth
72.0 km (44.7 mi), intermediate-depth
Epicenter
16.715° S, 173.358° W
Region
Tonga
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 10.0 km horizontally, 13.3 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
127°
Stations used
20

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 3 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000jeb3. Read Mon, Sep 28, 2026, 12:55 AM UTC.